--- a/global_longjump.c	Tue Nov 12 13:10:39 2013 +0900
+++ b/global_longjump.c	Tue Nov 12 15:22:04 2013 +0900
@@ -3,30 +3,28 @@
 #include <stdlib.h>
 
 int retval;
-__code code1(int n,void *__return,void *__enviroment){
-  void(*ret)(int,void *);
-  printf("code1\n");
-  ret = (void(*)(int,void *))__return;
-  ret(n,__enviroment);
+__code code1(int n,__code(*__return)(int,void *),void *__enviroment){
+  printf("code1 : code1 entry\n");
+  goto __return(n,__enviroment);
 }
 
-void *return1 (int n,void* env){
-  printf("return1\n");
+__code return1 (int n,void* env){
+  printf("return1 : __return entry\n");
   retval = n;
   longjmp(*(jmp_buf*)env,1);
 }
 
 int main1 (){
-  void *__return;
+  __code (*__return)();
   void *__enviroment;
-  printf("main1 entry\n");
+  printf("main1 : main1 entry\n");
   __enviroment = (void*)malloc(sizeof(jmp_buf));
   if (setjmp(__enviroment)){
     free(__enviroment);
-    printf("main1 return\n");
+    printf("main1 : main1 return\n");
     return retval;
   }
-  __return = (void*)return1;
+  __return = return1;
   goto code1(30,__return,__enviroment);
   return 0;
 }
@@ -34,7 +32,6 @@
 int main (){
   int n;
   n = main1();
-  printf("returned\n");
-  printf("return = %d\n",n);
+  printf("main : return = %d\n",n);
   return 1;
 }

--- a/pointer_longjump.c	Tue Nov 12 13:10:39 2013 +0900
+++ b/pointer_longjump.c	Tue Nov 12 15:22:04 2013 +0900
@@ -7,6 +7,7 @@
   printf("code1\n");
   ret = (void(*)(int,void *,int *))__return;
   ret(n,__enviroment,__ret_p);
+  //((void(*)(int,void *,int *))__return)(n,__enviroment,__ret_p);
 }
 
 void *return1 (int n,void* env,int* __ret_p){
@@ -18,7 +19,7 @@
 int main1 (){
   void *__return;
   void *__enviroment;
-  int *__ret_p;
+  int  *__ret_p;
   printf("main1 entry\n");
   __enviroment = (void*)malloc(sizeof(jmp_buf));
   __ret_p = (int*)malloc(sizeof(int));